diff --git a/src/core/settings/nm-settings-storage.h b/src/core/settings/nm-settings-storage.h
index 37bf12d2a7..d873a485bd 100644
--- a/src/core/settings/nm-settings-storage.h
+++ b/src/core/settings/nm-settings-storage.h
@@ -60,25 +60,23 @@ nm_settings_storage_get_plugin(const NMSettingsStorage *self)
     return self->_plugin;
 }
 
+gboolean nm_uuid_is_valid_full(const char *str);
+
 static inline const char *
 nm_settings_storage_get_uuid(const NMSettingsStorage *self)
 {
-    gboolean nm_utils_is_uuid(const char *str);
-
     g_return_val_if_fail(NM_IS_SETTINGS_STORAGE(self), NULL);
 
-    nm_assert(nm_utils_is_uuid(self->_uuid));
+    nm_assert(nm_uuid_is_valid_full(self->_uuid));
     return self->_uuid;
 }
 
 static inline const char *
 nm_settings_storage_get_uuid_opt(const NMSettingsStorage *self)
 {
-    gboolean nm_utils_is_uuid(const char *str);
-
     g_return_val_if_fail(NM_IS_SETTINGS_STORAGE(self), NULL);
 
-    nm_assert(!self->_uuid || nm_utils_is_uuid(self->_uuid));
+    nm_assert(!self->_uuid || nm_uuid_is_valid_full(self->_uuid));
     return self->_uuid;
 }